CN105672133B - A kind of construction method for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton - Google Patents
A kind of construction method for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton Download PDFInfo
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- CN105672133B CN105672133B CN201610052926.4A CN201610052926A CN105672133B CN 105672133 B CN105672133 B CN 105672133B CN 201610052926 A CN201610052926 A CN 201610052926A CN 105672133 B CN105672133 B CN 105672133B
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- steel pipe
- bridge skeleton
- end bay
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a kind of construction method for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton, comprise the following steps：Set up in the side slope in eastern bank river valley and hanging pulley has been set on hoisting platform, tensioning track cable, track cable, risen and hauling rope and hoisting rope are set on hanging pulley；Prefabricated boom segments；Symmetrical to set up eastern bank, the bridge skeleton end bay of west bank, when the bridge skeleton end bay for bank of playing the host is inserted into the boom segments directly over hoisting platform, pause sets up the bridge skeleton end bay of eastern bank, and the bridge skeleton end bay of west bank continues to be inserted into span centre, and wait is closed up；The remaining boom segments of eastern bank bridge skeleton end bay are put as corresponding lifting position, remaining boom segments are lifted by playing hanging pulley, and set up successively until closing up.The present invention saves the time, has economically saved the cost for setting up levelling bench and passage by symmetrically combining asymmetric boom segments erection method on the duration, the problem that pier sets up difficulty is solved in difficulty of construction.
Description
Technical field
The present invention is used for technical field of bridge construction, and more particularly to one kind takes asymmetric lifting to set up steel pipe stiffness bridge
The construction method of beam framework.
Background technology
Chinese arch bridge construction history is long, in ancient times using stone arch bridge as main bridge type, today after industrial fast development, adopts
Also developed rapidly with the arch bridge of different materials, different systems.In long-span arch bridge, when in reinforced concrete arch bridge
When steel pipe stiff skeleton is set up using cable crane air transport, Inclined cable-stayed erection by protrusion, hanging method is generally
Symmetrical erection method, both section correspondence was set up section by section for small mileage, big mileage steel pipe stiff skeleton, treated all cantilever stiff skeleton sections
Installation, waits closure section to install.Erection order is typically symmetrically set up from skewback two ends to span centre, until all segmental erections
Complete, then wait and closing up in good time.
Existing symmetrical erection method, is only applicable to Arch Bridge Construction of the hoisting platform in span centre position.Using symmetrical erection
Method, need to set up hoisting platform, and ensure that skeleton transport routes are unimpeded at span centre position.Because Arch Bridge Construction is largely
In the location across mountain valley or river valley, general span centre position is all the center in mountain valley or river valley, and putting up platform difficulty is big, no
Only time-consuming, fund input is also huge.
The content of the invention
To solve the above problems, the present invention provides a kind of construction for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton
Method, it saves the time on the duration, the cost for setting up levelling bench and passage has economically been saved, in difficulty of construction
Solve the problem that pier sets up difficulty.
The technical solution adopted for the present invention to solve the technical problems is：One kind takes asymmetric lifting to set up steel pipe stiffness
The construction method of bridge skeleton, comprises the following steps：
S10. hoisting platform is set up in the side slope in eastern bank river valley, hoisting platform is located at below bridge skeleton to be set up,
And extended from the highway of eastern bank to river valley center, the tensioning load-bearing between eastern bank and west bank in the top of bridge skeleton to be set up
Hanging pulley has been set on rope, track cable, has risen and hauling rope and hoisting rope is set on hanging pulley；
S20. boom segments are transported to lifting by the boom segments of prefabricated sliceable shaping bridge skeleton by the highway of eastern bank
On platform；
S30. boom segments are lifted by playing hanging pulley, it is symmetrical to set up eastern bank, the bridge skeleton end bay of west bank, bank of playing the host
When bridge skeleton end bay is inserted into the boom segments directly over hoisting platform, pause sets up the bridge skeleton end bay of eastern bank, west bank
Bridge skeleton end bay continue to be inserted into span centre, wait is closed up；
S40. the remaining boom segments of eastern bank bridge skeleton end bay are put as corresponding lifting position, the lifting position
In the river valley immediately below respective cantilevered segmental erection position on bridge skeleton end bay, remaining hang is lifted by playing hanging pulley
Arm joint section, and set up successively until closing up.
The improvement of technical solution of the present invention is further used as, the eastern bank, the bridge skeleton end bay of west bank include 20
Boom segments, the 13rd boom segments of the bridge skeleton end bay of eastern bank are located at the surface of the hoisting platform.
It is further used as in the improvement of technical solution of the present invention, step S40, boom segments is put as corresponding lifting position
When putting, the river course bottom in river valley is first flattened, then deposits in boom segments in river course by steel pipe base.
The improvement of technical solution of the present invention is further used as, hoisting platform includes some people being located in eastern bank River Valley Slope
Work caisson, the steel pipe column being located at the top of each artificial digging pile, the distribution beam being located at the top of the steel pipe column and it is located at institute
The Bailey beam at the top of distribution beam is stated, the platform docked with the highway of eastern bank, the top of Bailey beam are formed on the top of the Bailey beam
Lay prefabricated bridge.
The improvement of technical solution of the present invention is further used as, the steel pipe intercolumniation is provided with connection.
The improvement of technical solution of the present invention is further used as, the bottom of the prefabricated bridge, which is provided with, blocks the Bailey beam
Limiting plate, the top edge of the prefabricated bridge is provided with railing.
The improvement of technical solution of the present invention is further used as, the position that the hoisting platform is docked with highway is provided with concrete base
Plinth, the concrete basis has the step of overlap joint Bailey beam end.
Beneficial effects of the present invention：The present invention, which passes through, symmetrically combines asymmetric boom segments erection method, it is to avoid
The putting up platform of span centre position, saves the time on the duration, economically saved the cost for setting up levelling bench and passage,
The problem that pier sets up difficulty is solved in difficulty of construction.The success of the asymmetric construction method for hanging of steel pipe stiff skeleton is opened
Hair, does not guarantee the quality still and completes the erection of stiff skeleton as scheduled, and has saved substantial amounts of work on overlay amount, saves work
Phase and cost；The method for the asymmetric lifting construction that steel pipe stiff skeleton is taken, greatly reduces cable crane, pre-splicing field, fortune
Defeated passage, hoisting platform etc. face greatly the quantities of facility.Take full advantage of in equipment, practical application, shorten the duration about 6
Month, add up cost-effective about 45,000,000 yuan.
Brief description of the drawings
The invention will be further described below in conjunction with the accompanying drawings：
Fig. 1 is structural representation after bridge skeleton integral erection of the present invention；
Fig. 2 is hoisting platform setting structure schematic diagram of the present invention；
Fig. 3 is hoisting platform side view of the present invention；
Fig. 4 is sectional view at A-A in Fig. 3.
Embodiment
Referring to figs. 1 to Fig. 4, that show the concrete structure of the preferred embodiments of the invention.It will be detailed below this
Invent the design feature of each element, and be with shown in Fig. 1 if being described to during direction (upper and lower, left and right, before and after)
Structure is that reference is described, but the actual use direction of the present invention is not limited thereto.
The purpose of the present invention is with a varied topography at the construction field (site), does not possess and sets up the situation of hoisting platform in span centre position
Under, it is advanced to plan, pier is changed into land platform.According to topographic features, taken in the side slope in Dong An highways side and river valley
If hoisting platform（The corresponding Section 13 section of skeleton）, but lifting space is restricted, bank of playing the host is remained after being inserted into 13 sections
Remaining section can not vertical lifting, so be inserted into behind 13 sections use asymmetric erection method.
The asymmetric construction method for lifting erection steel pipe stiffness bridge skeleton is taken the invention provides a kind of, including it is following
Step：
S10. hoisting platform 1 is set up in the side slope in eastern bank river valley, hoisting platform 1 is located under bridge skeleton 2 to be set up
Side, and extended from the highway 3 of eastern bank to river valley center, in top tensioning between eastern bank and west bank of bridge skeleton 2 to be set up
Hanging pulley 5 has been set on track cable 4, track cable 4, has risen and hauling rope 6 and hoisting rope 7 is set on hanging pulley 5；
S20. boom segments 8 of prefabricated sliceable shaping bridge skeleton 2, the eastern bank, west bank bridge skeleton end bay it is equal
Including 20 boom segments 8, whole bridge skeleton 2 amounts to 40 boom segments 8 for needing to lift, and boom segments 8 are passed through into east
The highway 3 of bank is transported on hoisting platform 1；
S30. boom segments 8 are lifted by playing hanging pulley 5, it is symmetrical to set up eastern bank, the bridge skeleton end bay of west bank（1-13 hangs
Arm joint section）, the bridge skeleton end bay of bank of playing the host is inserted into the boom segments 8 directly over hoisting platform 1（13rd boom segments）When,
Pause sets up the bridge skeleton end bay of eastern bank, and the bridge skeleton end bay of west bank continues to be inserted into span centre, and wait is closed up；
S40. by the eastern remaining boom segments 8 of bank bridge skeleton end bay（14-20 boom segments）Put as corresponding lifting
Position, the lifting position is located in the river valley on bridge skeleton end bay immediately below respective cantilevered segmental erection position, will hang
When arm joint section 8 is put as corresponding lifting position, the river course bottom in river valley is first flattened, boom segments are then passed through into steel pipe base
Deposit in river course, lift remaining boom segments by playing hanging pulley 5, and set up successively until closing up.
Wherein, hoisting platform 1 includes being located in eastern bank River Valley Slope some artificial digging piles 11, be located at it is each described artificial
The steel pipe column 12 at the top of caisson 11, the distribution beam 13 for being located at the top of steel pipe column 12 and it is located at the top of distribution beam 13
Provided with connection it is 15 between Bailey beam 14, the steel pipe column 12, increases overall structure stability.The top of the Bailey beam 14 is formed
The platform docked with the highway 3 of eastern bank, the position that the hoisting platform 1 is docked with highway 3 is provided with concrete basis 16, the concrete basis
16 have the step of overlap joint Bailey beam 14 end.The top laying prefabricated bridge 17 of Bailey beam 14.The prefabricated bridge 17
Bottom be provided with and block the limiting plate 18 of the Bailey beam 14, the top edge of the prefabricated bridge 17 is provided with railing 19.
The present invention, which passes through, symmetrically combines asymmetric boom segments erection method, it is to avoid the platform in span centre position is taken
If saving the time on the duration, the cost for setting up levelling bench and passage is economically saved, has been solved in difficulty of construction
Pier sets up the problem of difficulty.The successful exploitation of the asymmetric construction method for hanging of steel pipe stiff skeleton, is not protected still as scheduled
Matter completes the erection of stiff skeleton, and has saved substantial amounts of work on overlay amount, saves duration and cost；Steel pipe strength
The method for the asymmetric lifting construction that property skeleton is taken, greatly reduces cable crane, pre-splicing field, transport channel, hoisting platform
Deng the big quantities for facing facility.Take full advantage of in equipment, practical application, shorten the duration about 6 months, add up it is cost-effective about
45000000 yuan.
Certainly, the invention is not limited to above-mentioned embodiment, and those skilled in the art are without prejudice to originally
Equivalent variations or replacement can be also made on the premise of spirit, these equivalent modifications or replacement are all contained in the application right
It is required that in limited range.
Claims (7)
1. a kind of construction method for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton, it is characterised in that including following step
Suddenly：
S10. hoisting platform is set up in the side slope in eastern bank river valley, hoisting platform is located at below bridge skeleton to be set up, and by
The highway of eastern bank to river valley center extend, in the top of bridge skeleton to be set up between eastern bank and west bank tensioning track cable, hold
Hanging pulley has been set on weight rope, has risen and hauling rope and hoisting rope is set on hanging pulley；
S20. boom segments are transported to hoisting platform by the boom segments of prefabricated sliceable shaping bridge skeleton by the highway of eastern bank
On；
S30. boom segments are lifted by playing hanging pulley, it is symmetrical to set up eastern bank, the bridge skeleton end bay of west bank, the bridge for bank of playing the host
When skeleton end bay is inserted into the boom segments directly over hoisting platform, pause sets up the bridge skeleton end bay of eastern bank, the bridge of west bank
Beam framework end bay continues to be inserted into span centre, and wait is closed up；
S40. the remaining boom segments of eastern bank bridge skeleton end bay are put as corresponding lifting position, the lifting position is located at
In river valley on bridge skeleton end bay immediately below respective cantilevered segmental erection position, remaining cantilever section is lifted by playing hanging pulley
Section, and set up successively until closing up.
2. the construction method according to claim 1 for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton, its feature
It is：The eastern bank, the bridge skeleton end bay of west bank include 20 boom segments, and the 13rd of the bridge skeleton end bay of eastern bank hangs
Arm joint section is located at the surface of the hoisting platform.
3. the construction method according to claim 1 for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton, its feature
It is：In step S40, when boom segments are put as corresponding lifting position, the river course bottom in river valley is first flattened, then will be outstanding
Arm joint section is deposited in river course by steel pipe base.
4. the construction method according to claim 1 for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton, its feature
It is：Some artificial digging piles that hoisting platform includes being located in eastern bank River Valley Slope, it is located at the top of each artificial digging pile
Steel pipe column, the distribution beam being located at the top of the steel pipe column and the Bailey beam being located at the top of the distribution beam, the Bailey beam
The platform docked with the highway of eastern bank, the top laying prefabricated bridge of Bailey beam are formed on top.
5. the construction method according to claim 4 for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton, its feature
It is：The steel pipe intercolumniation is provided with connection system.
6. the construction method according to claim 4 for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton, its feature
It is：The bottom of the prefabricated bridge is provided with the limiting plate for blocking the Bailey beam, the top edge of the prefabricated bridge
Provided with railing.
7. the construction method according to claim 4 for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton, its feature
It is：The position that the hoisting platform is docked with highway has the platform of overlap joint Bailey beam end provided with concrete basis, the concrete basis
Rank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610052926.4A CN105672133B (en) | 2016-01-26 | 2016-01-26 | A kind of construction method for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610052926.4A CN105672133B (en) | 2016-01-26 | 2016-01-26 | A kind of construction method for taking asymmetric lifting to set up steel pipe stiffness bridge skeleton |
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| CN105672133A CN105672133A (en) | 2016-06-15 |
| CN105672133B true CN105672133B (en) | 2017-10-24 |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10183999A (en) * | 1996-12-25 | 1998-07-14 | Okabe Co Ltd | Method of building movable form for arched concrete body |
| CN101705661B (en) * | 2009-11-27 | 2011-11-09 | 中铁港航局集团第二工程有限公司 | Method for constructing bridge over ravine |
| CN202090286U (en) * | 2011-01-30 | 2011-12-28 | 中交三航局第三工程有限公司 | Traction system suitable for self-anchored type double cable plane suspension bridge |
| CN103882798B (en) * | 2014-04-03 | 2016-09-07 | 四川省交通运输厅公路规划勘察设计研究院 | The reinforced concrete arch bridge of the powerful skeleton of a kind of concrete filled steel tube and construction method thereof |
| CN104278637B (en) * | 2014-09-23 | 2016-04-06 | 中铁大桥局集团第一工程有限公司 | A kind of main rope of suspension bridge strand is without the cableway erection method in cat road |
| CN204282189U (en) * | 2014-12-01 | 2015-04-22 | 中铁二十局集团第一工程有限公司 | A kind of long-span steel pipe arch bridge assembling construction structure |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20180130 Address after: Nansha District Nansha street Guangzhou city Guangdong province 510032 Port Street No. 1 Port Avenue South of Hong Kong Air China court office building No. 1 room 2502 Co-patentee after: The Second Co., Ltd. of China Railway Port Channel Engineering Group Patentee after: China Railway Guangzhou Engineering Bureau Group Co Ltd Address before: 510660 Guangzhou Science City, Guangdong Xiang Shan Road, No. 11 Co-patentee before: The Second Co., Ltd. of China Railway Port Channel Engineering Group Patentee before: China Railway Port and Channel Engineering Group Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 510032 Room 2502, Office Complex Building No. 1, Nansha Street, Nansha District, Guangzhou City, Guangdong Province Co-patentee after: China Railway Guangzhou Engineering Bureau Group Second Engineering Co., Ltd. Patentee after: China Railway Guangzhou Engineering Bureau Group Co Ltd Address before: 510032 Room 2502, Office Complex Building No. 1, Nansha Street, Nansha District, Guangzhou City, Guangdong Province Co-patentee before: The Second Co., Ltd. of China Railway Port Channel Engineering Group Patentee before: China Railway Guangzhou Engineering Bureau Group Co Ltd |
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| CP01 | Change in the name or title of a patent holder |